ˈsmithsəˌnīt noun
( -s )
Etymology: James Smithson died 1829 British chemist and mineralogist + English -ite
1. : a usually white or nearly white native zinc carbonate ZnCO 3 commonly reniform, botryoidal, stalactitic, or granular and distinguished from hemimorphite by its effervescence with acids (hardness 5, specific gravity 4.30-4.45)
2. : hemimorphite 1